/* Teensyduino Core Library
 * http://www.pjrc.com/teensy/
 * Copyright (c) 2013 PJRC.COM, LLC.
 * Modified by Jacob Alexander (2013-2014)
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * 1. The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * 2. If the Software is incorporated into a build system that allows
 * selection among a list of target devices, then similar target
 * devices manufactured by PJRC.COM must be included in the list of
 * target devices and selectable in the same manner.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef _usb_desc_h_
#define _usb_desc_h_

// ----- Includes -----

// Compiler Includes
#include <stdint.h>
#include <stddef.h>

// Local Includes
#include <output_com.h>



// ----- Defines -----

#define ENDPOINT_UNUSED                 0x00
#define ENDPOINT_TRANSIMIT_ONLY         0x15
#define ENDPOINT_RECEIVE_ONLY           0x19
#define ENDPOINT_TRANSMIT_AND_RECEIVE   0x1D


#define DEVICE_CLASS            0x00 // Keep 0x00 to indicate each sub device will indicate what it is
#define DEVICE_SUBCLASS         0x00
#define DEVICE_PROTOCOL         0x00
#define EP0_SIZE                64
#define NUM_ENDPOINTS           5
#define NUM_USB_BUFFERS         30
#define NUM_INTERFACE           4

#define KEYBOARD_INTERFACE      0 // Keyboard
#define KEYBOARD_ENDPOINT       1
#define KEYBOARD_SIZE           8
#define KEYBOARD_INTERVAL       1

#define NKRO_KEYBOARD_INTERFACE 1 // NKRO Keyboard
#define NKRO_KEYBOARD_ENDPOINT  2
#define NKRO_KEYBOARD_SIZE      64
#define NKRO_KEYBOARD_INTERVAL  1

#define CDC_IAD_DESCRIPTOR      1
#define CDC_STATUS_INTERFACE    2
#define CDC_DATA_INTERFACE      3 // Serial
#define CDC_ACM_ENDPOINT        3
#define CDC_RX_ENDPOINT         4
#define CDC_TX_ENDPOINT         5
#define CDC_ACM_SIZE            16
#define CDC_RX_SIZE             64
#define CDC_TX_SIZE             64

#define MOUSE_INTERFACE         4 // Mouse
#define MOUSE_ENDPOINT          6
#define MOUSE_SIZE              8
#define MOUSE_INTERVAL          2

#define JOYSTICK_INTERFACE      5 // Joystick
#define JOYSTICK_ENDPOINT       7
#define JOYSTICK_SIZE           16
#define JOYSTICK_INTERVAL       1

#define KEYBOARD_DESC_OFFSET      (9 + 9)
#define NKRO_KEYBOARD_DESC_OFFSET (9 + 9+9+7 + 9)
#define SERIAL_CDC_DESC_OFFSET    (9 + 9+9+7 + 9+9+7 + 8)
#define CONFIG_DESC_SIZE          (9 + 9+9+7 + 9+9+7 + 8+9+5+5+4+5+7+9+7+7)

// XXX Unused
#define MOUSE_DESC_OFFSET         (9 + 9+9+7 + 9+9+7 + 8+9+5+5+4+5+7+9+7+7 + 9)
#define JOYSTICK_DESC_OFFSET      (9 + 9+9+7 + 9+9+7 + 8+9+5+5+4+5+7+9+7+7 + 9+9+7 + 9)

#define ENDPOINT1_CONFIG        ENDPOINT_TRANSIMIT_ONLY
#define ENDPOINT2_CONFIG        ENDPOINT_TRANSIMIT_ONLY
#define ENDPOINT3_CONFIG        ENDPOINT_TRANSIMIT_ONLY
#define ENDPOINT4_CONFIG        ENDPOINT_RECEIVE_ONLY
#define ENDPOINT5_CONFIG        ENDPOINT_TRANSIMIT_ONLY
#define ENDPOINT6_CONFIG        ENDPOINT_TRANSIMIT_ONLY
#define ENDPOINT7_CONFIG        ENDPOINT_TRANSIMIT_ONLY



// ----- Enumerations -----

typedef struct {
	uint16_t        wValue;
	uint16_t        wIndex;
	const uint8_t   *addr;
	uint16_t        length;
} usb_descriptor_list_t;



// ----- Variables -----

// NUM_ENDPOINTS = number of non-zero endpoints (0 to 15)
extern const uint8_t usb_endpoint_config_table[NUM_ENDPOINTS];

extern const usb_descriptor_list_t usb_descriptor_list[];


#endif